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packing box seal
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packing box seal
Encyclopedia
工学
往复密封
释
packing box seal
填料密封
通过填料阻塞泄漏通路实现往复或旋转相对运动界面的密封。又称压紧填料密封。
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Hill sphere
Hill stability
hill-start assist control,HAC
hillstream loaches
Hill theory
Hill theoryof the Moon
hilltop inflation
Hill variational orbit
hilly landscape
hilly regions of China
Hiltner-Hall effect
Hilton
Hilton Kramer
hilum
hilum of lung
hilus
HIM
Himachal Pradesh
Himalaya
Himalayan goral
Himalayan Main Central Thrust
Himalayan Main Frontal Thrust,MFT
Himalayan marmot
himalayan may apple
Himalayan movement
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